<script type="text/javascript" src="jquery-2.0.3.min.js"></script>
<style>
.canvas {
position:relative;
height:550px;
width:400px;
background:Yellow url("http://www.mapstop.co.uk/images/uploaded/lrg_wg2668.6a40d0d.jpg") no-repeat;
}
.canvas img {
position:absolute;
}
</style>
<div class="toolbar">
<span>Drag...</span>
<img src="https://i.stack.imgur.com/hoEOi.png" alt="" title="" />
<img src="http://cdn4.iconfinder.com/data/icons/iconsland-weather/PNG/48x48/Thermometer_Snowflake.png" alt="" title="" />
<img src="http://cdn4.iconfinder.com/data/icons/iconsland-weather/PNG/48x48/Overcast.png" alt="" title="" />
<img src="http://cdn4.iconfinder.com/data/icons/iconsland-weather/PNG/48x48/Night_Rain.png" alt="" title="" />
</div>
<div class="canvas"></div>
<script type="text/javascript">
$(document).ready(function () {
var $toolbar = $(".toolbar");
var $tools = $toolbar.find("img");
//define drag and drop handlers
$toolbar.on("dragstart", "img", onDrag);
$(".canvas").on({
dragenter: false,
dragover: false,
drop: onDrop
});
//handle commencement of drag
function onDrag(e) {
console.log("onDrag");
}
//handle drop
function onDrop(e) {
//console.log("OnDrop");
//console.log(e.clientX);
//console.log(e.clientY);
//console.log(e.originalEvent);
}
});
</script>
当我放下图像时，出于某种原因，我被转发到http://cdn4.iconfinder.com/data/icons/iconsland-weather/PNG/48x48/Sunny.png但仅限于 FireFox。Chrome 和 IE 似乎都采取了预期的行为，即现在什么都不做。也许有人可能知道为什么会这样？
